4. Porro prism system provides greater depth perception and generally offer a wider field of view
5. BAK4 material: higher quality glass, yielding brighter images and high edge sharpness
6. Good close focus(4m): the closest you can be to an objective and maintain clarity is 4m
7. Long eye relief: 22mm
reduce eyestrain and is ideal for eyeglass wearers
8.Wide field of view:7.8°
9. Full Broadband Mulfiply Coatings:(FBMC)
increase light transmission and color qualtiy, resulting in a brighter, higher-contrast image,with reduced eyestrain.
10. Large exist pupil:7mm
allows your eyes to receive a greater amount of light, resulting in a brighter image
11. Individual focus
better focus, less chance of focuser shift
Prism (BAK4 / BK7)
Prism Type (Roof / Porro)
Exit pupil diameter(mm)
Field of view(ft /1000 yds)
Field of view(m /1000m)
Field of view(ft /1000 yds)
Dimensions of product
Packaging & Shipping
1. Enquiries will be replied the first time around .
2. Fast sample arrangement.
3. Sample Charges will be returned back at certain rate according to your order quantity.
4. OEM and Logo available
5. Delivery on time
6. A variety of payment, such as Western Union, Paypal, L/C, T/T etc.
7. Any one will be kindly treated as our friend no matter you are a small or a new customer.
8. Help you on products recommendations and market positioning for your reference
9. Packages tracking and Products' arrival reminding .
10. The corresponding compensation can be provided for products'quality problems.
Kunyang Zhicheng Optical Co., Ltd. ( former Kunyang Optical Instrument Factory ) , founded in 1993 , is located in the cradle of the world's optical products -Kunming, YunnanProvince . We engaged in high-end telescopes , binoculars and spotting scope research and development production and sales of professional manufacturers.Our company has more than 50 employees, 5 professional design engineers, the company's area is about 1,500 square meters. Company primarily focused on the early well-known clients such as : manufacturing and exporting BOSMA, BUSHNELL, MEADE \ BRESSER and other products.At present, the company has 100% of the products exported to Europe and Japan ,we received the unanimous endorsement of foreign partners in a relatively short period of time with excellent product quality and honesty pragmatic cooperation ,and gradually won reputation and location in the world of traditional optical industry As a supplier of international brands , in addition to our constant innovation and effort, the company 's partners are some of the world's leading optical companies , they continue to provide us with a lot of product recommendations ,market feedback and quality endorsement in the process of cooperation over the years, which not only makes our products become perfect , but also provides us a strong quality foundation for occupying the market leading position at home and abroad today. Meanwhile, we use modern network platform and logistics system, through the network direct sales and agents around the direct way , try to increase productivity, reduce costs, compress in the middle of the process from factory to the hands of cunsumers to a minimum, which can guarantee domestic consumers to buy our high-quality products at the lowest price, and get the valued and cost-effective products by not having to make the most of the high rents and overwhelm luxurious shopping mall advertising pay . As a famous internationally domestic OEM supplier and pioneer telescope brands , we may obscure in the domestic telescope market today, but we believe accumulation brought gorgeous tomorrow. Kunyang Zhicheng optics must provides you with the most cost-effective international products and excellent service , please join hands with us to create the future !